May 7, 1984 (Age: 40)
St. Johns, Newfoundland, Canada
Acting
Mark O'Brien (born May 7th, 1984) is a Canadian actor and director. He is best known for playing the role of Des Courtney in Republic of Doyle (2010) and Tom Rendon in Halt and Catch Fire (2014).
2019
2016
2025
2018
